openapi: 3.0.0

info:
  title: 3gpp-time-sync
  version: 1.2.0
  description: |
    API for time synchronization exposure.  
    © 2025, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.

externalDocs:
  description: >
    3GPP TS 29.522 V19.5.0; 5G System; Network Exposure Function Northbound APIs.
  url: 'https://www.3gpp.org/ftp/Specs/archive/29_series/29.522/'

security:
  - {}
  - oAuth2ClientCredentials: []

servers:
  - url: '{apiRoot}/3gpp-time-sync/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 5.2.4 of 3GPP TS 29.122.

paths:
  /{afId}/subscriptions:
    get:
      summary: read all of the active subscriptions for the AF
      operationId: ReadAllSubscriptions
      tags:
        - Time Synchronization Exposure Subscriptions
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (Successful get all of the active subscriptions for the AF)
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/TimeSyncExposureSubsc'
                minItems: 0
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    post:
      summary: Creates a new subscription resource
      operationId: CreateNewSubscription
      tags:
        - Time Synchronization Exposure Subscriptions
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
      requestBody:
        description: new subscription creation
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TimeSyncExposureSubsc'
      responses:
        '201':
          description: Created (Successful creation)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureSubsc'
          headers:
            Location:
              description: 'Contains the URI of the newly created resource'
              required: true
              schema:
                type: string
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      callbacks:
        timeSyncSubsNotification:
          '{$request.body#/subsNotifUri}':
            post:
              requestBody:
                description: Notification for Time Synchronization Capability for a list of UEs.
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/TimeSyncExposureSubsNotif'
              responses:
                '204':
                  description: Expected response to a successful callback processing without a body
                '307':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/307'
                '308':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/308'
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{afId}/subscriptions/{subscriptionId}:
    get:
      summary: read an active subscription for the AF and the subscription Id
      operationId: ReadAnSubscription
      tags:
        - Individual Time Synchronization Exposure Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (Successful get the active subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureSubsc'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    put:
      summary: Fully updates/replaces an existing subscription resource
      operationId: FullyUpdateAnSubscription
      tags:
        - Individual Time Synchronization Exposure Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      requestBody:
        description: Parameters to update/replace the existing subscription
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TimeSyncExposureSubsc'
      responses:
        '200':
          description: OK (Successful deletion of the existing subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureSubsc'
        '204':
          description: >
            Successful case. The resource has been successfully updated and no additional
            content is to be sent in the response message.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    delete:
      summary: Deletes an already existing subscription
      operationId: DeleteAnSubscription
      tags:
        - Individual Time Synchronization Exposure Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      responses:
        '204':
          description: No Content (Successful deletion of the existing subscription)
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{afId}/subscriptions/{subscriptionId}/configurations:
    get:
      summary: read all of the active configurations for the AF
      operationId: ReadAllConfirguations
      tags:
        - Time Synchronization Exposure Configurations
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          description: >
            String identifying the individual synchronization Exposure Subscription resource
            in the NEF
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (Successful get all of the active configurations for the AF)
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/TimeSyncExposureConfig'
                minItems: 0
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    post:
      summary: Creates a new configuration resource
      operationId: CreateNewConfirguation
      tags:
        - Time Synchronization Exposure Configurations
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          description: >
            String identifying the individual synchronization Exposure Subscription
            resource in the NEF.
          in: path
          required: true
          schema:
            type: string
      requestBody:
        description: new configuration creation
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TimeSyncExposureConfig'
      responses:
        '201':
          description: Created (Successful creation)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureConfig'
          headers:
            Location:
              description: 'Contains the URI of the newly created resource'
              required: true
              schema:
                type: string
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      callbacks:
        timeSyncConfigNotification:
          '{$request.body#/configNotifUri}':
            post:
              requestBody:
                description: Notification for Time Synchronization Service status.
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/TimeSyncExposureConfigNotif'
              responses:
                '204':
                  description: Expected response to a successful callback processing without a body
                '307':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/307'
                '308':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/308'
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{afId}/subscriptions/{subscriptionId}/configurations/{instanceReference}:
    get:
      summary: read an active subscription for the AF and the subscription Id
      operationId: ReadTimeSynSubscription
      tags:
        - Individual Time Synchronization Exposure Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
        - name: instanceReference
          in: path
          description: Identifier of the configuration resource
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (Successful get the active subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureConfig'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    put:
      summary: Fully updates/replaces an existing configuration resource
      operationId: FullyUpdateAnConfiguration
      tags:
        - Individual Time Synchronization Exposure Configuration
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
        - name: instanceReference
          in: path
          description: Identifier of the configuration resource
          required: true
          schema:
            type: string
      requestBody:
        description: Parameters to update/replace the existing configuration
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TimeSyncExposureConfig'
      responses:
        '200':
          description: OK (Successful deletion of the existing configuration)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TimeSyncExposureConfig'
        '204':
          description: >
            Successful case. The resource has been successfully updated and no additional
            content is to be sent in the response message.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    delete:
      summary: Deletes an already existing configuration
      operationId: DeleteAnConfiguration
      tags:
        - Individual Time Synchronization Exposure Configuration
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
        - name: instanceReference
          in: path
          description: Identifier of the configuration resource
          required: true
          schema:
            type: string
      responses:
        '204':
          description: No Content (Successful deletion of the existing configuration)
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

components:
  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{tokenUrl}'
          scopes: {}

  schemas: 
    TimeSyncExposureSubsc:
      description: >
        Contains requested parameters for the subscription to the notification
        of time synchronization capability.
      type: object
      properties:
        exterGroupId:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/ExternalGroupId'
        gpsis:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
          minItems: 1
          description: >
            Contains a list of UE for which the time synchronization capabilities is requested.
        anyUeInd:
          type: boolean
          description: >
            Any UE indication. This IE shall be present if the event subscription
            is applicable to any UE. Default value "false" is used, if not present.
        afServiceId:
          type: string
          description: Identifies a service on behalf of which the AF is issuing the request.
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        subsNotifId:
          type: string
          description: Notification Correlation ID assigned by the AF.
        subsNotifUri:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Uri'
        subscribedEvents:
          type: array
          items:
            $ref: '#/components/schemas/SubscribedEvent'
          minItems: 1
          description: Subscribed events
        eventFilters:
          type: array
          items:
            $ref: '#/components/schemas/EventFilter'
          minItems: 1
          description: >
            Contains the filter conditions to match for notifying the event(s)
            of time synchronization capabilities for a list of UE(s).
        notifMethod:
          $ref: 'TS29508_Nsmf_EventExposure.yaml#/components/schemas/NotificationMethod'
        maxReportNbr:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        expiry:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/DateTime'
        repPeriod:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'
        requestTestNotification:
          type: boolean
          description: >
            Set to true by the SCS/AS to request the SCEF to send a test notification
            as defined in clause 5.2.5.3 of 3GPP TS 29.122. Set to false or omitted otherwise.
        websockNotifConfig:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/WebsockNotifConfig'
        suppFeat:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      required:
        - subsNotifUri
        - subsNotifId
      oneOf:
        - required: [gpsis]
        - required: [anyUeInd]
        - required: [exterGroupId]

    TimeSyncCapability:
      description: Contains time synchronization capability.
      type: object
      properties:
        upNodeId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uint64'
        gmCapables:
          type: array
          items:
            $ref: '#/components/schemas/GmCapable'
          description: >
            Indicates whether user plane node supports acting as a gPTP and/or PTP grandmaster.
        asTimeRes:
          $ref: '#/components/schemas/AsTimeResource'
        ptpCapForUes:
          type: object
          additionalProperties:
            $ref: '#/components/schemas/PtpCapabilitiesPerUe'
          minProperties: 1
          description: >
            Contains the PTP capabilities supported by each of the UE(s).
            The key of the map is the gpsi.
      required:
        - upNodeId
      anyOf:
        - required: [gmCapables]
        - required: [asTimeRes]

    TimeSyncExposureConfig:
      description: Contains the Time Synchronization Configuration parameters.
      type: object
      properties:
        upNodeId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uint64'
        reqPtpIns:
          $ref: '#/components/schemas/PtpInstance'
        gmEnable:
          type: boolean
          description: >
            Indicates that the AF requests 5GS to act as a grandmaster for PTP
            or gPTP if it is included and set to true.
        gmPrio:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        timeDom:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        timeSyncErrBdgt:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        configNotifId:
          type: string
          description: Notification Correlation ID assigned by the AF.
        configNotifUri:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Uri'
        tempValidity:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TemporalValidity'
        coverageArea:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SpatialValidityCond'
        clkQltDetLvl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ClockQualityDetailLevel'
        clkQltAcptCri:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ClockQualityAcceptanceCriterion'
      required:
        - upNodeId
        - reqPtpIns
        - timeDom
        - configNotifId
        - configNotifUri

    TimeSyncExposureSubsNotif:
      description: Contains the notification of time synchronization capability.
      type: object
      properties:
        subsNotifId:
          type: string
          description: Notification Correlation ID assigned by the AF.
        eventNotifs:
          type: array
          items:
            $ref: '#/components/schemas/SubsEventNotification'
          minItems: 1
          description: >
            Notifications about subscribed Individual Events.
      required:
        - subsNotifId
        - eventNotifs

    SubsEventNotification:
      description: Notifications about subscribed Individual Events.
      type: object
      properties:
        event:
          $ref: '#/components/schemas/SubscribedEvent'
        timeSyncCapas:
          type: array
          items:
            $ref: '#/components/schemas/TimeSyncCapability'
          minItems: 1
          description: >
            Contains a list of time synchronization capabilities for the UE(s).
      required:
        - event

    TimeSyncExposureConfigNotif:
      description: Contains the notification of time synchronization service state.
      type: object
      properties:
        configNotifId:
          type: string
          description: Notification Correlation ID assigned by the AF.
        stateOfConfig:
          $ref: '#/components/schemas/StateOfConfiguration'
      required:
        - configNotifId
        - stateOfConfig

    PtpCapabilitiesPerUe:
      description: Contains the supported PTP capabilities per UE.
      type: object
      properties:
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        ptpCaps:
          type: array
          items:
            $ref: '#/components/schemas/ReportedCapability'
          minItems: 1
          description: >
            Contains the reported PTP capabilities for the UE.
      required:
        - gpsi
        - ptpCaps

    EventFilter:
      description: >
        Contains the filter conditions to match for notifying the event(s) of time
        synchronization capabilities.
      type: object
      properties:
        instanceTypes:
          type: array
          items:
            $ref: '#/components/schemas/InstanceType'
          minItems: 1
          description: >
            Indicates the PTP instance type(s).
        transProtocols:
          type: array
          items:
            $ref: '#/components/schemas/Protocol'
          minItems: 1
          description: >
            Indicates the transport protocol type(s).
        ptpProfiles:
          type: array
          items:
            type: string
          minItems: 1
          description: >
            Identifies the supported PTP profiles.

    PtpInstance:
      description: Contains PTP instance configuration and activation requested by the AF.
      type: object
      properties:
        instanceType:
          $ref: '#/components/schemas/InstanceType'
        protocol:
          $ref: '#/components/schemas/Protocol'
        ptpProfile:
          type: string
          description: Identifies the PTP profile.
        portConfigs:
          type: array
          items:
            $ref: '#/components/schemas/ConfigForPort'
          minItems: 1
          description: >
            Contains the configurations for the PTP port(s) in the PTP instance.
      required:
        - instanceType
        - protocol
        - ptpProfile

    ConfigForPort:
      description: Contains configuration for each port.
      type: object
      properties:
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        n6Ind:
          type: boolean
          enum:
            - true
        ptpEnable:
          type: boolean
          description: >
            This is used to set the portDS.portEnable. If omitted, the default value as described
            in the PTP Profile is used.
        logSyncInter:
          type: integer
          description: >
            Specifies the mean time interval between successive Sync messages.
        logSyncInterInd:
          type: boolean
          description: >
            When set to "false", the value of "logSyncInter" attribute is used to set the
            initialLogSyncInterval as described in IEEE Std 802.1AS [46]. When set to "true",
            the value of "logSyncInter" attribute is used to set the mgtSettableLogSyncInterval
            as described in IEEE Std 802.1AS [46].
        logAnnouInter:
          type: integer
          description: >
            Specifies the mean time interval between successive Announce messages.
        logAnnouInterInd:
          type: boolean
          description: >
            When set to "false", the value of "logAnnouInter" attribute is used to set the
            initialLogAnnounceInterval as described in IEEE 802.1AS [46]. When set to "true",
            the value of "logAnnouInter" attribute is used to set the 
            mgtSettableLogAnnounceInterval as described in IEEE Std 802.1AS [46].
      oneOf:
        - required: [gpsi]
        - required: [n6Ind]

    StateOfConfiguration:
      description: Contains the state of the time synchronization configuration.
      type: object
      properties:
        stateOfNwtt:
          type: boolean
          description: >
            When the PTP port state is Leader, Follower or Passive, it is included and set to true
            to indicate the state of configuration for NW-TT port is active; when PTP port state is
            in any other case, it is included and set to false to indicate the state of
            configuration for NW-TT port is inactive. Default value is false.
        clkQltIndOfNwtt:
            $ref: '#/components/schemas/AcceptanceCriteriaResultIndication'
        stateOfDstts:
          description: >
            Contains the PTP port states of the DS-TT(s).
          type: array
          items:
            $ref: '#/components/schemas/StateOfDstt'
          minItems: 1

    StateOfDstt:
      description: Contains the PTP port state of a DS-TT.
      type: object
      properties:
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        state:
          type: boolean
          description: >
            When the PTP port state is Leader, Follower or Passive, it is included and set to true
            to indicate the state of configuration for DS-TT port is active; when PTP port state is
            in any other case, it is included and set to false to indicate the state of 
            configuration for DS port is inactive.
        clkQltIndOfDstt:
          $ref: '#/components/schemas/AcceptanceCriteriaResultIndication'
      required:
        - gpsi
        - state

    AvailReport:
      description: Contains the availability status for a UE/DS-TT.
      type: object
      properties:
        avStatus:
          $ref: '#/components/schemas/AvailStatus'

    Protocol:
      anyOf:
      - type: string
        enum:
          - ETH
          - IPV4
          - IPV6
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported protocol.  
        Possible values are:
        - ETH: Indicates Ethernet as defined in IEEE Std 1588 [45] Annex E is supported.
        - IPV4: Indicates IPv4 as defined in IEEE Std 1588 [45] Annex C is supported.
        - IPV6: Indicates IPv6 as defined in IEEE Std 1588 [45] Annex D is supported.

    GmCapable:
      anyOf:
      - type: string
        enum:
          - GPTP
          - PTP
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported grandmaster.  
        Possible values are:
        - GPTP: gPTP grandmaster is supported.
        - PTP: PTP grandmaste is supported.

    InstanceType:
      anyOf:
      - type: string
        enum:
          - BOUNDARY_CLOCK
          - E2E_TRANS_CLOCK
          - P2P_TRANS_CLOCK
          - P2P_RELAY_INSTANCE
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported PTP instance type.  
        Possible values are:
        - BOUNDARY_CLOCK: Indicates Boundary Clock as defined in IEEE Std 1588.
        - E2E_TRANS_CLOCK: Indicates End-to-End Transparent Clock as defined in IEEE Std 1588.
        - P2P_TRANS_CLOCK: Indicates Peer-to-Peer Transparent Clock as defined in IEEE Std 1588.
        - P2P_RELAY_INSTANCE: Indicates PTP Relay instance as defined in IEEE Std 802.1AS.

    SubscribedEvent:
      anyOf:
      - type: string
        enum:
          - AVAILABILITY_FOR_TIME_SYNC_SERVICE
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported event.  
        Possible values are:
        - AVAILABILITY_FOR_TIME_SYNC_SERVICE: 5GS and/or UE availability and capability for time synchronization
          service.

    AsTimeResource:
      anyOf:
      - type: string
        enum:
          - ATOMIC_CLOCK
          - GNSS
          - TERRESTRIAL_RADIO
          - SERIAL_TIME_CODE
          - PTP
          - NTP
          - HAND_SET
          - INTERNAL_OSCILLATOR
          - OTHER
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported 5G clock quality.  
        Possible values are:
        - ATOMIC_CLOCK: Indicates atomic clock is supported.
        - GNSS: Indicates Global Navigation Satellite System is supported.
        - TERRESTRIAL_RADIO: Indicates terrestrial radio is supported.
        - SERIAL_TIME_CODE: Indicates serial time code is supported.
        - PTP: Indicates PTP is supported.
        - NTP: Indicates NTP is supported.
        - HAND_SET: Indicates hand set is supported.
        - INTERNAL_OSCILLATOR: Indicates internal oscillator is supported.
        - OTHER: Indicates other source of time is supported.

    AcceptanceCriteriaResultIndication:
      anyOf:
      - type: string
        enum:
          - ACCEPTABLE
          - NON_ACCEPTABLE
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the supported acceptable / not acceptable indication.  
        Possible values are:
        - ACCEPTABLE: PTP port in (g)PTP service meets the clock quality acceptance criteria.
        - NON_ACCEPTABLE: PTP port in (g)PTP service does not meet the clock quality acceptance
          criteria.

    AvailStatus:
      anyOf:
      - type: string
        enum:
          - PDU_SESSION_TERMINATION
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.
      description: |
        Identifies the availability status.  
        Possible values are:
        - PDU_SESSION_TERMINATION: The UE is not available for (g)PTP services because the PDU
          session is terminated.

    ReportedCapability:
      allOf:
        - $ref: '#/components/schemas/EventFilter'
        - $ref: '#/components/schemas/AvailReport'
      description: >
        Extends the EventFilter data type to indicate the availability status of the
        UE/DS-TT.